SEPTEMBER 17, 2026
Live Feed
Back to database
Case File

CVE-2026-18686

CRITICAL · CVSS 9.8 EPSS 2.61% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-04 · Last synced 2026-09-03

CyberRota Analysis

AI-Generated

A critical command injection vulnerability exists in the nas-web RPC Wrapper of GL.iNet GL-MT3000 devices running versions up to 4.4.5, allowing remote attackers to execute arbitrary commands. Organizations using these devices should prioritize immediate patching or mitigation measures, as the exploit is publicly available and poses a significant risk to system integrity and security.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit
GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-18686
Severity
CRITICAL
CVSS
9.8
EPSS
2.61%

Original NVD Description

A vulnerability was detected in GL.iNet GL-MT3000 up to 4.4.5. The affected element is the function nas-web.add_user of the file /cgi-bin/glc of the component nas-web RPC Wrapper. Performing a manipulation results in command injection. The attack can be initiated remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.